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[libpng16] Replace the remaining uses of png_size_t with size_t

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In v1.6.0, size_t became a required type. It should be used
consistently. To maintain backwards compatibility, png_size_t
is still maintained in deprecated form.
This commit is contained in:
Cosmin Truta
2018-06-17 22:37:44 -04:00
parent 916117d970
commit a74aa9a002
36 changed files with 362 additions and 367 deletions
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34
png.h
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@@ -600,8 +600,8 @@ typedef struct png_text_struct
png_charp key; /* keyword, 1-79 character description of "text" */
png_charp text; /* comment, may be an empty string (ie "")
or a NULL pointer */
png_size_t text_length; /* length of the text string */
png_size_t itxt_length; /* length of the itxt string */
size_t text_length; /* length of the text string */
size_t itxt_length; /* length of the itxt string */
png_charp lang; /* language code, 0-79 characters
or a NULL pointer */
png_charp lang_key; /* keyword translated UTF-8 string, 0 or more
@@ -654,7 +654,7 @@ typedef struct png_unknown_chunk_t
{
png_byte name[5]; /* Textual chunk name with '\0' terminator */
png_byte *data; /* Data, should not be modified on read! */
png_size_t size;
size_t size;
/* On write 'location' must be set using the flag values listed below.
* Notice that on read it is set by libpng however the values stored have
@@ -679,7 +679,7 @@ typedef png_unknown_chunk * * png_unknown_chunkpp;
/* Maximum positive integer used in PNG is (2^31)-1 */
#define PNG_UINT_31_MAX ((png_uint_32)0x7fffffffL)
#define PNG_UINT_32_MAX ((png_uint_32)(-1))
#define PNG_SIZE_MAX ((png_size_t)(-1))
#define PNG_SIZE_MAX ((size_t)(-1))
/* These are constants for fixed point values encoded in the
* PNG specification manner (x100000)
@@ -785,7 +785,7 @@ typedef png_unknown_chunk * * png_unknown_chunkpp;
typedef struct png_row_info_struct
{
png_uint_32 width; /* width of row */
png_size_t rowbytes; /* number of bytes in row */
size_t rowbytes; /* number of bytes in row */
png_byte color_type; /* color type of row */
png_byte bit_depth; /* bit depth of row */
png_byte channels; /* number of channels (1, 2, 3, or 4) */
@@ -804,7 +804,7 @@ typedef png_row_info * * png_row_infopp;
* expected to return the read data in the buffer.
*/
typedef PNG_CALLBACK(void, *png_error_ptr, (png_structp, png_const_charp));
typedef PNG_CALLBACK(void, *png_rw_ptr, (png_structp, png_bytep, png_size_t));
typedef PNG_CALLBACK(void, *png_rw_ptr, (png_structp, png_bytep, size_t));
typedef PNG_CALLBACK(void, *png_flush_ptr, (png_structp));
typedef PNG_CALLBACK(void, *png_read_status_ptr, (png_structp, png_uint_32,
int));
@@ -941,8 +941,8 @@ PNG_EXPORT(2, void, png_set_sig_bytes, (png_structrp png_ptr, int num_bytes));
* signature, and non-zero otherwise. Having num_to_check == 0 or
* start > 7 will always fail (ie return non-zero).
*/
PNG_EXPORT(3, int, png_sig_cmp, (png_const_bytep sig, png_size_t start,
png_size_t num_to_check));
PNG_EXPORT(3, int, png_sig_cmp, (png_const_bytep sig, size_t start,
size_t num_to_check));
/* Simple signature checking function. This is the same as calling
* png_check_sig(sig, n) := !png_sig_cmp(sig, 0, n).
@@ -961,11 +961,11 @@ PNG_EXPORTA(5, png_structp, png_create_write_struct,
png_error_ptr warn_fn),
PNG_ALLOCATED);
PNG_EXPORT(6, png_size_t, png_get_compression_buffer_size,
PNG_EXPORT(6, size_t, png_get_compression_buffer_size,
(png_const_structrp png_ptr));
PNG_EXPORT(7, void, png_set_compression_buffer_size, (png_structrp png_ptr,
png_size_t size));
size_t size));
/* Moved from pngconf.h in 1.4.0 and modified to ensure setjmp/longjmp
* match up.
@@ -1018,7 +1018,7 @@ PNG_EXPORT(13, void, png_write_sig, (png_structrp png_ptr));
/* Write a PNG chunk - size, type, (optional) data, CRC. */
PNG_EXPORT(14, void, png_write_chunk, (png_structrp png_ptr, png_const_bytep
chunk_name, png_const_bytep data, png_size_t length));
chunk_name, png_const_bytep data, size_t length));
/* Write the start of a PNG chunk - length and chunk name. */
PNG_EXPORT(15, void, png_write_chunk_start, (png_structrp png_ptr,
@@ -1026,7 +1026,7 @@ PNG_EXPORT(15, void, png_write_chunk_start, (png_structrp png_ptr,
/* Write the data of a PNG chunk started with png_write_chunk_start(). */
PNG_EXPORT(16, void, png_write_chunk_data, (png_structrp png_ptr,
png_const_bytep data, png_size_t length));
png_const_bytep data, size_t length));
/* Finish a chunk started with png_write_chunk_start() (includes CRC). */
PNG_EXPORT(17, void, png_write_chunk_end, (png_structrp png_ptr));
@@ -1040,7 +1040,7 @@ PNG_EXPORTA(18, png_infop, png_create_info_struct, (png_const_structrp png_ptr),
* the API will be removed in the future.
*/
PNG_EXPORTA(19, void, png_info_init_3, (png_infopp info_ptr,
png_size_t png_info_struct_size), PNG_DEPRECATED);
size_t png_info_struct_size), PNG_DEPRECATED);
/* Writes all the PNG information before the image. */
PNG_EXPORT(20, void, png_write_info_before_PLTE,
@@ -1716,7 +1716,7 @@ PNG_EXPORT(91, png_voidp, png_get_progressive_ptr,
/* Function to be called when data becomes available */
PNG_EXPORT(92, void, png_process_data, (png_structrp png_ptr,
png_inforp info_ptr, png_bytep buffer, png_size_t buffer_size));
png_inforp info_ptr, png_bytep buffer, size_t buffer_size));
/* A function which may be called *only* within png_process_data to stop the
* processing of any more data. The function returns the number of bytes
@@ -1725,7 +1725,7 @@ PNG_EXPORT(92, void, png_process_data, (png_structrp png_ptr,
* 'save' is set to true the routine will first save all the pending data and
* will always return 0.
*/
PNG_EXPORT(219, png_size_t, png_process_data_pause, (png_structrp, int save));
PNG_EXPORT(219, size_t, png_process_data_pause, (png_structrp, int save));
/* A function which may be called *only* outside (after) a call to
* png_process_data. It returns the number of bytes of data to skip in the
@@ -1870,7 +1870,7 @@ PNG_EXPORT(110, png_uint_32, png_get_valid, (png_const_structrp png_ptr,
png_const_inforp info_ptr, png_uint_32 flag));
/* Returns number of bytes needed to hold a transformed row. */
PNG_EXPORT(111, png_size_t, png_get_rowbytes, (png_const_structrp png_ptr,
PNG_EXPORT(111, size_t, png_get_rowbytes, (png_const_structrp png_ptr,
png_const_inforp info_ptr));
#ifdef PNG_INFO_IMAGE_SUPPORTED
@@ -3020,7 +3020,7 @@ PNG_EXPORT(235, int, png_image_begin_read_from_stdio, (png_imagep image,
#endif /* STDIO */
PNG_EXPORT(236, int, png_image_begin_read_from_memory, (png_imagep image,
png_const_voidp memory, png_size_t size));
png_const_voidp memory, size_t size));
/* The PNG header is read from the given memory buffer. */
PNG_EXPORT(237, int, png_image_finish_read, (png_imagep image,